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  1. Central processing unit - Wikipedia

    Modern CPUs devote a lot of semiconductor area to caches and instruction-level parallelism to increase performance and to CPU modes to support operating systems and virtualization. Most modern CPUs …

  2. Central Processing Unit (CPU) - GeeksforGeeks

    Oct 26, 2025 · The CPU earns its nickname as the “brain” because it’s responsible for thinking through and executing every task in a computer. Just like your brain processes information to make …

  3. Central processing unit (CPU) | Definition & Function - Britannica

    Nov 29, 2025 · Central processing unit (CPU), computer system, generally composed of the main memory, control unit, and arithmetic-logic unit. It constitutes the physical heart of the entire computer …

  4. What Is a CPU, and What Does It Do? - How-To Geek

    Oct 28, 2024 · The CPU (central processing unit) is the brain of your computer, processing instructions from programs and components. Modern CPUs use billions of microscopic transistors to interpret …

  5. What is a central processing unit (CPU)? - IBM

    A central processing unit (CPU) is the primary functional component of a computer. The CPU is an assemblage of electronic circuitry that run a computer’s operating system and apps and manage a …

  6. What Is a Central Processing Unit (CPU)? The Brain of Modern …

    Nov 5, 2025 · The Central Processing Unit, commonly known as the CPU, is the core component of every computing device—from massive data servers powering the internet to the smartphones in our …

  7. What Is CPU (Central Processing Unit)? - Computer Hope

    Jun 25, 2025 · Alternately called a processor, central processor, or microprocessor, the CPU (pronounced sea-pea-you) is the central processing unit of the computer. A computer's CPU handles …

  8. What is a CPU? - Central Processing Unit Explained - AWS

    Servers and other smart devices convert data into digital signals and perform mathematical operations on them. The CPU is the primary component that processes the signals and makes computing …

  9. What Is a Central Processing Unit (CPU)? - Coursera

    Jul 14, 2025 · The central processing unit, also known as a CPU, processor, microprocessor, or computer processor, is a small yet crucial piece of hardware found in computing devices such as …

  10. What Is A CPU? The Essential Guide To Your Computer

    Aug 28, 2024 · What Is A CPU? The CPU, or Central Processing Unit, is the brain of your computer. It’s the main processor responsible for carrying out instructions. The CPU receives instructions from …